'mas-smtp' Configuration

enaio® mail-archive-service • 12.0 »

Configuration parameters of the massmtp-prod.yml file.

The 'mas-smtp' service is not obligatory for plain mailbox archiving.

The configuration parameters are identical for Microsoft Exchange Online and for Microsoft Exchange on-premises.

Configuration values such as user name and password can be specified in the encrypted configuration file.

A customizable configuration file is available to download, which you can use as a basis for the configuration.

Parameter

Type

Description

For example

Default

mas-smtp.port

Number

Port where SMTP waits for incoming messages. It can be set to any value between 1024 and 65535.

Since the default port for SMTP communication is 25 and the permissible port range in SMTP service starts with 1024, port forwarding is required.

PowerShell example:

netsh interface portproxy add v4tov4 listenport=25 listenaddress=0.0.0.0 connectport=25000 connectaddress=127.0.0.1

25000

25000

mas-smtp.base-auth.username

String

User name for SMTP authentication. If specified, 'password' is also required. The SMTP authentication will not be validated if both are missing.

smtpUser

-

mas-smtp.base-auth.password

String

Password for SMTP authentication. If specified, 'username' is also required. The SMTP authentication will not be validated if both are missing.

smtpUserPassword

-

mas-smtp.tls.require-tls

Boolean

Specifies whether TLS encryption should be used to receive SMTP messages (true) or not (false).

If true, 'key-store-file', 'key-store-pass', and 'key-store-type' are required.

Only one key may be present in the key memory.

true

false

mas-smtp.tls.key-store-file

String

Required if encryption is enabled. Specifies the path to the SSL certificate file.

<absolute file path>

-

mas-smtp.tls.key-store-pass

String

Required if encryption is enabled. Specifies the password for accessing the keystore file.

passSample

-
mas-smtp.tls.key-store-type String

Required if encryption is enabled. Specifies the type of keystore file.

Only JKS or PKCS12 are possible. PEM certificates are not possible.

 JKS PKCS12

mas-smtp.restrictions.allowed-senders

String

List of comma-separated entries specifying allowed senders for incoming SMTP messages. If the parameter is not specified, all senders are allowed.

example@example.de, example@example.com

-

mas-smtp.restrictions.allowed-recipients

String

Optional: List of comma-separated entries specifying allowed recipients for incoming SMTP messages. Wildcards are not supported. If the parameter is not specified, all recipients are allowed.

example@example.de, example@example.com

-

mas-smtp.message-mode

String

Specifies what type of messages should be received via SMTP.

Available values:

  • JOURNAL
    The service receives journal reports.
  • ALTERNATE
    The service receives non-delivery reports.
  • NORMAL
    The service receives normal e-mails.

JOURNAL

JOURNAL